| Séchilienne | |
| Commune Status: | Commune |
| Arrondissement: | Grenoble |
| Canton: | Oisans-Romanche |
| Insee: | 38478 |
| Postal Code: | 38220 |
| Mayor: | Cyrille Plénet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Grenoble-Alpes Métropole |
| Coordinates: | 45.0542°N 5.8348°W |
| Elevation M: | 364 |
| Elevation Min M: | 304 |
| Elevation Max M: | 1646 |
| Area Km2: | 21.47 |
Séchilienne (in French pronounced as /seʃiljɛn/; Cèchelina) is a commune in the Isère department in southeastern France.[2]